Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the validateTokenReuse method in the TokenManager class. ...

GHSA-M2W5-7XHV-W6FH Keycloak does not validate and update refresh token usage atomically

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

Keycloak does not validate and update refresh token usage atomically

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

UBUNTU-CVE-2026-1035

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035

CVE-2026-1035 describes a race condition in Keycloak’s TokenManager when strict refresh token rotation is enabled: the validation/update of refresh token usage is not atomic, allowing concurrent refresh requests to bypass single-use enforcement and issue multiple access tokens from one refresh to...

EUVD-2026-3691

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035 Org.keycloak.protocol.oidc: keycloak refresh token reuse bypass via toctou race condition

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

CVE-2026-1035

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

PT-2026-3754

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

PT-2026-3753

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw exists in the keycloak-services component of Keycloak. This issue allows the issuance of access and refresh tokens for disabled users, potentially leading to unauthorized use of...

CVE-2026-1035: Time-of-check Time-of-use (TOCTOU) Race Condition

A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...

GHSA-3FM2-XFQ7-7778 HAXcms Has Stored XSS Vulnerability that May Lead to Account Takeover

Summary Stored XSS Leading to Account Takeover Details The Exploit Chain: 1.Upload: The attacker uploads an .html file containing a JavaScript payload. 2.Execution: A logged-in administrator is tricked into visiting the URL of this uploaded file. 3.Token Refresh: The JavaScript payload makes a...

EUVD-2025-203377

An issue was discovered in allauth-django before 65.13.0. IdP: marking a user as isactive=False after having handed tokens for that user while the account was still active had no effect. Fixed the access/refresh tokens are now rejected...

GHSA-QHMC-3MVR-F2J4 django-allauth does not reject access tokens for inactive users

An issue was discovered in allauth-django before 65.13.0. IdP: marking a user as isactive=False after having handed tokens for that user while the account was still active had no effect. Fixed the access/refresh tokens are now rejected...

CVE-2025-65430

An issue was discovered in allauth-django before 65.13.0. IdP: marking a user as isactive=False after having handed tokens for that user while the account was still active had no effect. Fixed the access/refresh tokens are now rejected...

PYSEC-2025-110

An issue was discovered in allauth-django before 65.13.0. IdP: marking a user as isactive=False after having handed tokens for that user while the account was still active had no effect. Fixed the access/refresh tokens are now rejected...

UBUNTU-CVE-2025-65430

An issue was discovered in allauth-django before 65.13.0. IdP: marking a user as isactive=False after having handed tokens for that user while the account was still active had no effect. Fixed the access/refresh tokens are now rejected...